21500156660

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{1129}}^1\times {\mathrm{41399}}^1$

素因数の和:42560

約数の個数: 48

約数和(自身を含む): 47156256000

約数和(自身を除く): 25656099340

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 460, 1129, 2258, 4516, 5645, 11290, 22580, 25967, 41399, 51934, 82798, 103868, 129835, 165596, 206995, 259670, 413990, 519340, 827980, 952177, 1904354, 3808708, 4760885, 9521770, 19043540, 46739471, 93478942, 186957884, 233697355, 467394710, 934789420, 1075007833, 2150015666, 4300031332, 5375039165, 10750078330, 21500156660]

約数ペア:

[(1, 21500156660), (2, 10750078330), (4, 5375039165), (5, 4300031332), (10, 2150015666), (20, 1075007833), (23, 934789420), (46, 467394710), (92, 233697355), (115, 186957884), (230, 93478942), (460, 46739471), (1129, 19043540), (2258, 9521770), (4516, 4760885), (5645, 3808708), (11290, 1904354), (22580, 952177), (25967, 827980), (41399, 519340), (51934, 413990), (82798, 259670), (103868, 206995), (129835, 165596)]